| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| observational clinical study protocol | 0.87 | 0.8 | 8260 | 16 | 37 |
| observational | 1.24 | 1 | 2529 | 28 | 13 |
| clinical | 1.31 | 0.6 | 110 | 54 | 8 |
| study | 1.68 | 0.2 | 7761 | 56 | 5 |
| protocol | 1.18 | 0.4 | 3246 | 25 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| observational clinical study protocol | 1.3 | 0.7 | 5425 | 38 |
